Maher: Time to stop demonizing GOP, starting with Rumsfeld

Bill Maher's weekly show on HBO has become a pleasure to watch, at least to this conservative, because he's that rare liberal willing to turn sacred cows on the left into hamburger.

Last month, for example, he challenged MSNBC's Rachel Maddow for her network's obsessive with the Bridgegate scandal she clearly hopes will sideline New Jersey Gov. Chris Christie's prospects in 2016. A week earlier, Maher derided liberals from the 1930s for their love of Soviet dictator Joseph Stalin -- while Maher's predominantly left-leaning audience sat on their hands in response. (Video after the jump, vulgarity warning)